[gtk+] docs: Remove some leftovers

[Matthias Clasen <matthiasc src gnome org>]

commit 4d16c5abc0cc46038a8594a18e7041fb4913f39b
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Feb 4 23:38:15 2018 +0100

    docs: Remove some leftovers
    
    There were still references to recent chooser and tool palette
    types in the docs.

 docs/reference/gtk/gtk4.types.in |    6 ------
 1 files changed, 0 insertions(+), 6 deletions(-)
---
diff --git a/docs/reference/gtk/gtk4.types.in b/docs/reference/gtk/gtk4.types.in
index a15686a..d416be8 100644
--- a/docs/reference/gtk/gtk4.types.in
+++ b/docs/reference/gtk/gtk4.types.in
@@ -127,10 +127,6 @@ gtk_radio_button_get_type
 gtk_radio_menu_item_get_type
 gtk_radio_tool_button_get_type
 gtk_range_get_type
-gtk_recent_chooser_get_type
-gtk_recent_chooser_dialog_get_type
-gtk_recent_chooser_menu_get_type
-gtk_recent_chooser_widget_get_type
 gtk_recent_manager_get_type
 gtk_revealer_get_type
 gtk_scale_button_get_type
@@ -172,8 +168,6 @@ gtk_toggle_tool_button_get_type
 gtk_toolbar_get_type
 gtk_tool_button_get_type
 gtk_tool_item_get_type
-gtk_tool_item_group_get_type
-gtk_tool_palette_get_type
 gtk_tree_drag_dest_get_type
 gtk_tree_drag_source_get_type
 gtk_tree_model_filter_get_type